Hand-held computer



FIG. 1 is a front view of a hand-held computer showing my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The broken lines are shown in the views for illustrative purposes only and form no part of the claimed design.

The right side view is a mirror image of the left side view. 

The ornamental design for a hand-held computer, as shown and described. 